#3665A3#3665A3

#3665A3 is a mid, moderate cyan. Relative luminance 0.127; OKLCH L 50.4% C 0.112 H 256.1°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#3665A3
RGB	rgb(54, 101, 163)
HSL	hsl(214, 50%, 43%)
HSV	hsv(214, 67%, 64%)
CMYK	cmyk(66.9%, 38%, 0%, 36.1%)
CIE-LAB	lab(42.36, 4.62, -38.22)
CIE-LCH	lch(42.36, 38.50, 276.90°)
OKLab	oklab(50.41% -0.0269 -0.1086)
OKLCH	oklch(50.41% 0.112 256.1)
XYZ	xyz(12.7835, 12.7347, 36.4276)
Luminance	0.1274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3665A3 #A37436

analogous

#369CA3 #3665A3 #3D36A3

triadic

#3665A3 #A33665 #65A336

tetradic

#3665A3 #A3369C #A37436 #36A33D

square

#3665A3 #A3369C #A37436 #36A33D

split-complementary

#3665A3 #A33D36 #9CA336

monochromatic

#182C47 #274975 #3665A3 #5183C5 #7FA4D5

Accessibility & contrast

On white

5.92

#3665A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#3665A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3665A3

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3665A3	#FFFFFF	#000000	##FFFFFF
##3665A3	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6AA6

Deuteranopia (green-blind)

#3A5FA2

Tritanopia (blue-blind)

#00737C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3665a3;
/* rgb */ color: rgb(54, 101, 163);
/* oklch */ color: oklch(50.4% 0.112 256.1);

Tailwind

colors: {
  custom: {
    50: '#7990be',
    500: '#3665a3',
    950: '#000000',
  },
}

SCSS

$custom: #3665a3;
$custom-light: #7990be;
$custom-dark: #000000;

JSON

{
  "hex": "#3665a3",
  "rgb": {
    "r": 54,
    "g": 101,
    "b": 163
  },
  "hsl": {
    "h": 214.128,
    "s": 50.23,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50414,
    "c": 0.11192,
    "h": 256.1
  },
  "luminance": 0.12736
}

Semantic roles & 50–950 ramp

primary

#3665A3

secondary

#BE9F77

accent

#9E4EDA

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3665A3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →